package com.xxxy;


import org.springframework.cloud.gateway.filter.GatewayFilterChain;
import org.springframework.cloud.gateway.filter.GlobalFilter;
import org.springframework.core.Ordered;
import org.springframework.http.HttpStatus;
import org.springframework.stereotype.Component;
import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Mono;

//@Component
public class LoginFilter implements GlobalFilter, Ordered {
    @Override
    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {

        String userName = exchange.getRequest().getQueryParams().getFirst("username");
        if (userName == null){
            System.out.println("用户未登录");
            exchange.getResponse().setStatusCode(HttpStatus.UNAUTHORIZED);
            return exchange.getResponse().setComplete();
        }
        return chain.filter(exchange);
    }

    @Override
    public int getOrder() {
        return 0;
    }

//    @Override
//    public Mono<Void> filter(ServerWebExchange exchange, ServiceGatewayApplication  application) {
//        String userName = exchange.getRequest().getQueryParams().getFirst("username");
//        if (userName == null){
//            System.out.println("用户未登录");
//            exchange.getResponse().setStatusCode(HttpStatus.UNAUTHORIZED);
//            return exchange.getResponse().setComplete();
//        }
//        return application.filter(exchange);
//    }
//
//    @Override
//    public int getOrder() {
//        return 0;
//    }
}
